Tiger Woods turns 40 later this year, a number often agreed upon in polite society as being middle-aged.

In the impolite (at best) or downright cruel (more likely) world of meaningful golf, poor Tiger is entering his twilight years — and he is not at all aging gracefully, as he showed again over the weekend at St. Andrews.

It doesn't mean we should expect the formerly invincible Woods to always stumble as badly as he did at the British Open, but we should expect that the surprise now is when he plays well, not poorly.

WRAP THEM UP After Miguel Sano's unusual ankle injury, can we finally just cover him and Byron Buxton in bubble wrap whenever they play?

SWITCH OFF Rays third baseman Evan Longoria has seen a dramatic decrease in his power numbers. Grantland digs into the subject.